Modern casino slot machines are controlled by computer chips and software, and the win %s are pre-programmed into the gaming software.
Casino slot games have Random # Generators that are endlessly generating combinations, even when the slot machine game is not being played.
Running in sync with the random # generator of the casino slot machine is the payout rate percentage.
The payout percentage controls just how much the one-armed bandit will payout, for eg the pay out per cent might be ninety per cent, meaning the slot machine game will pay ninety per cent of all the stakes played, and the casino will then get to keep 10 per cent.
This does not mean that every time you bet ten credits you will receive 9 in return – where is the fun and exhilaration in that? Instead, the casino one arm bandit won’t payout for a little while, and then suddenly start up a hot streak and you might catch the big grand prize.
The profit percentages will tend to vary between the a variety of games and several of the extremely established casinos, for e.g Golden Online Casino, which offers a cash payment of up to ninety-five per cent!
As a result, in essence, the slot machine takes all the cash played into it and pays it out to a couple of chosen winners. The casino only gets to keep a fairly tiny percent of all the plays allotted.
The casino one armed bandit software controls each and every part of the machine, from the flickering lights to the rolling of the reels.
When you hit spin on the slot machine game, a combination is set up by the RNG which relates to the pictures on the reel.